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0001266454-05-000248-index-headers.html | 2005-12-15 21:15:40 | |
0001266454-05-000248-index.html | 2005-12-15 21:15:40 | |
0001266454-05-000248.txt | 2005-12-15 21:15:40 | |
sigma_8k-121505.htm | 34984 | 2005-12-15 21:15:40 |
sigma_8k-ex0201.htm | 790558 | 2005-12-15 21:15:40 |
sigma_8k-ex9901.htm | 17398 | 2005-12-15 21:15:40 |